Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
575041483Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
39623773838450268511912271.72020-02-15 15:43:25
History
DateUserTypeResult
2025-04-02James HeinrichF
Factor: 3962377383845026851191 / TF: 71-72
2020-02-26sasakiNF
no factor from 2^70 to 2^71
2020-02-15Smok_bmv F
Factor: 3962377383845026851191 / TF: 71-72*
2020-02-15Smok_bmv NF
no factor from 2^70 to 2^71
2018-10-15Niels_Mache_NextcloudNF
no factor from 2^69 to 2^70
2018-05-07srow7NF
no factor from 2^68 to 2^69
2016-11-25sasakiNF
no factor from 2^67 to 2^68
2015-10-31sasakiNF
no factor from 2^66 to 2^67
2014-10-28sasakiNF
no factor from 2^65 to 2^66
2011-07-22Architects CubedNF
no factor from 2^64 to 2^65